碘化铵

碘化铵 规格:98.0% 产地:美/德 包装:50kg/桶 价格:260元/公斤



Cas号12027-06-4



分子式H4IN



分子量144.94



性状白色结晶。无气味，易潮解，露光和在空气中易析出碘。易溶于水、乙醇、油和甲醇，微溶于醚。



质量标准



Q/(HG)SJ 694-95



项目Item 分析纯化学纯



(AR) (CP)



含量(NH4I)Assay,% ≥99.0 98.0



水溶液反应Solution reaction 合格合格



澄清度试验Clarity合格合格



水不溶物Insoluble matter in water,% ≤0.005 0.01



灼烧残渣(以硫酸盐计)Ignition residue,% ≤0.005 0.02



碘酸盐及碘(以IO3计)Iodate and ioldide,% ≤0.003 0.01



铁(Fe)Iron,% ≤0.0001 0.0003







项目名称Item ACS Grade



含量Assay ≥99.0%



不溶物Insoluble matter ≤0.005%



灼烧残渣Residue after ignition ≤0.05%



氯化物和溴化物(以Cl计)Chloride and Bromide(as Cl) ≤0.005%



磷酸盐(PO4)Phosphate ≤0.001%



硫酸盐(SO4)Sulfate ≤0.05%



钡(Ba)Barium(Ba) ≤0.002%



重金属(以Pb计)Heavy metals(as Pb) ≤0.001%



铁(Fe)Iron(Fe) ≤5ppm







99.999% metals basis：







外观Appearance 白色至淡黄色结晶粉末



X-射线衍射分析X-Ray Diffraction Conforms to Structure



红外光谱鉴别Infrared spectrometry Conforms to Structure



纯度Purity ≥99.999% Based On Trace Metals Analysis



碘I 86.2%-88.9% (titration with silver nitrate)



痕量金属分析Trace Metal Analysis ≤20ppm by ICP Atomic emission



贮存对光敏感，易吸潮，避光保存



用途制造碘化物。

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